Analysis
-
max time kernel
91s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
05/03/2025, 01:56
Behavioral task
behavioral1
Sample
JaffaCakes118_4ff95d036e8ac30a3fbc77c719831721.dll
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
JaffaCakes118_4ff95d036e8ac30a3fbc77c719831721.dll
Resource
win10v2004-20250217-en
General
-
Target
JaffaCakes118_4ff95d036e8ac30a3fbc77c719831721.dll
-
Size
122KB
-
MD5
4ff95d036e8ac30a3fbc77c719831721
-
SHA1
c0c04e7cd1e1cc1259b0616779b4170445c97231
-
SHA256
2f0b73fd3e7092a94657c8f5ec37048dfd52c48e247239026d49230aa1ca0956
-
SHA512
be8cecb4dfe46adac9203bc1fd798276327108b82319cf1a0e3a84e9a87a644f1a6ee9b5cf4e22f2f769a5c3db3dd336e79070fb5f5f365e7bdb5646240b99d2
-
SSDEEP
3072:of9xHwm1PXBmXZFeA28pM6EdePl9dehiv80P80Cnp8d6d:wdwaWB28edeP/deUv80P80Ap8S
Malware Config
Signatures
-
Boot or Logon Autostart Execution: Active Setup 2 TTPs 3 IoCs
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{0F1327DB-7F9D-4ef1-A68D-25504EA54F1A} rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{0F1327DB-7F9D-4ef1-A68D-25504EA54F1A}\ = "ϵͳÉèÖÃ" rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{0F1327DB-7F9D-4ef1-A68D-25504EA54F1A}\stubpath rundll32.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3268 wrote to memory of 2616 3268 rundll32.exe 85 PID 3268 wrote to memory of 2616 3268 rundll32.exe 85 PID 3268 wrote to memory of 2616 3268 rundll32.exe 85
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4ff95d036e8ac30a3fbc77c719831721.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3268 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4ff95d036e8ac30a3fbc77c719831721.dll,#12⤵
- Boot or Logon Autostart Execution: Active Setup
- System Location Discovery: System Language Discovery
PID:2616
-